Description: 盤狀星系是一類星系，其特徵是擁有一個由恆星、氣體和塵埃組成的扁平結構，這些成分都圍繞星系中心做共面圓周運動。盤狀星系中通常存在螺旋臂及相關的恆星形成活動。在大多數星系分類體系中，盤狀星系與橢圓星系、不規則星系和矮星系有所區別。

Related Terms:

• 圓盤
• 橢圓星系
• 銀盤
• 不規則星系
• 漩渦星系

Term and definition status: The original definition of this term in English have been approved by a research astronomer and a teacher
The translation of this term and its definition is still awaiting approval

This is an automated transliteration of the simplified Chinese translation of this term

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